Answer:
1. True 2. True
Step-by-step explanation:
1. all horizontal lines represent a function.
2. The equation y=2x+1 represents a function.
Answer:
it shows commutative property
Answer:
i believe its the third one don't quote me on that though
Step-by-step explanation:
Answer: V=8/5 or V=1.6 or V=1 ,3/5 / is over i dont know how the write 8
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5
on here
Answer: I believe this is the answer.

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7 and -6
or
-7 and 6